136003224 has 96 divisors (see below), whose sum is σ = 399524400. Its totient is φ = 38465280.

The previous prime is 136003211. The next prime is 136003229. The reversal of 136003224 is 422300631.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 136003224.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136003229) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127654 + ... + 128714.

Almost surely, 2^136003224 is an apocalyptic number.

136003224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 136003224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (199762200).

136003224 is an abundant number, since it is smaller than the sum of its proper divisors (263521176).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136003224 is a wasteful number, since it uses less digits than its factorization.

136003224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193 (or 1182 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 136003224 is about 11662.0420167310. The cubic root of 136003224 is about 514.2603817328.

Adding to 136003224 its reverse (422300631), we get a palindrome (558303855).

The spelling of 136003224 in words is "one hundred thirty-six million, three thousand, two hundred twenty-four".